/*
 * Copyright � 2002-2011 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System.Data;

namespace Spring.Data;

/// <summary>
/// Custom data reader implementations often delegate to an underlying
/// instance.  This interface captures that relationship for reuse in
/// the framework.
/// </summary>
/// <remarks>Implementations will typically add behavior to standard IDataReader methods,
/// for example, by providing default values for DbNull values.
/// See <see cref="Spring.Data.Support.NullMappingDataReader"/> as an example.
///  </remarks>
/// <author>Mark Pollack (.NET)</author>
public interface IDataReaderWrapper : IDataReader
{
    /// <summary>
    /// The underlying reader implementation to delegate to for accessing data
    /// from a returned result sets.
    /// </summary>
    /// <value>The wrapped reader.</value>
    IDataReader WrappedReader
    {
        get;
        set;
    }
}
